In September 2017, after 20 years in space, NASA deliberately flew the Cassini spacecraft into Saturn and let it burn up like a meteor — not because it had failed, but because it had found a possibly habitable ocean on the moon Enceladus that a dead spacecr - 19FortyFive
In September 2017 NASA deliberately flew the Cassini spacecraft into Saturn, ending a 20-year mission — not because it failed, but because it found a possibly habitable ocean on the moon Enceladus that a dead, uncontrollable probe might one day contaminate.